你若活的凄凉我必笑的猖狂
[nĭ ruò huó de qī liáng wŏ bì xiào de chāng kuáng]
If you live a miserable life, I will laugh madly. This expresses a paradoxical, almost revengeful response to another person's misfortune, indicating an imbalance between one's personal happiness and another's unhappiness.